Answer:
d = 7
Step-by-step explanation:
The nth term of an arithmetic sequence is
= a₁ + (n - 1)d
where a₁ is the first term and d the common difference
Give a₁₀ = 67 and a₁ = 4 , then
a₁ + 9d = 67
4 + 9d = 67 ( subtract 4 from both sides )
9d = 63 ( divide both sides by 9 )
answer to a) 18,36,,54
answer to b) 30,60,90
answer to c)20,40,60
answer to d)168,336,504
29°
SMH sorry it wasnt
umm wait let me try give me time
4
